Such as: Machine graphics, the metals material craft learns the theories knowledge that business trip etc. already learn.

如：机械制图，金属材料工艺学公差等以学过的理论知识。

youdao

Such as: Machine graphics, the metals material craft learns the theories knowledge that business trip etc. already learn.

如：机械制图，金属材料工艺学公差等以学过的理论知识。

youdao